# A&P PRO vs ACE

A&P PRO and ACE both sit at 5.0 stars, but that hides the real split: 100% of A&P PRO's written reviews are positive against 80% of ACE's. On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for A&P PRO against 5.0 for ACE. Both are backed by a comparable volume of ratings — 3 and 5 respectively. Written reviews are what separate them: 100% of A&P PRO's written reviews are positive against 80% of ACE's.

## The numbers

| Metric | A&P PRO | ACE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/a-and-p-pro/id1588582143/reviews) | [5.0 (5 ratings)](https://appshunter.io/ios/app/ace-editor/id6469464234/reviews) |
| Number of ratings | 3 | **5** |
| Positive reviews | **100.0% of reviews** | 80.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | Free | Free |
| Size | 18 MB | 4 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Neil Rohan](https://appshunter.io/developer/1522614743) | [Post River Software](https://appshunter.io/developer/325439356) |

## What reviewers say

### A&P PRO

[App page](https://appshunter.io/ios/app/a-and-p-pro/id1588582143)

This app provides essential calculations and reference tools for aircraft airframe and powerplant mechanics. It covers sheet metal, weight and balance, basic electricity, aviation science, and unit conversions, drawing data from FAA AC43-13b. Designed for students and professionals in aviation maintenance.

**Highlights:** Sheet Metal calculations, Weight and Balance calculations, Basic Electricity formulas, Aviation Science principles, Unit Conversion calculator, Reference data from FAA AC43-13b

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### ACE

[App page](https://appshunter.io/ios/app/ace-editor/id6469464234)

This application allows users to create and manage checklists for Garmin avionics. It specifically supports the ACE checklist file format, making it ideal for pilots using systems like the G3X Touch.

**Highlights:** Checklist editor, ACE checklist file format support, Garmin avionics integration, G3X Touch compatibility

**In-app purchases:** none


## Frequently asked questions

### Is A&P PRO free?

A&P PRO is free to download, with no in-app purchases.

### Is ACE free?

ACE is free to download, with no in-app purchases.

### Which has better reviews, A&P PRO or ACE?

A&P PRO and ACE are both rated 5.0 out of 5 on the App Store, from 3 and 5 ratings respectively.

### Do A&P PRO or ACE have ads?

Neither A&P PRO nor ACE shows ads.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*